Senior Linux & Cyber Systems Administrator
$75k - $100kSabre Systems
Sabre Systems is seeking a Senior Systems Administrator to design and sustain software development environments at the Naval Air Station Patuxent River, Maryland. The role includes system administration and cyber security tasks, with a salary range of $75,000.00 - $100,000.00. Candidates should have 3-7 years of relevant experience, proficiency in Linux server maintenance, and the ability to acquire a Top Secret Clearance. The position is full-time and in-person, offering a commitment to employee growth and inclusive culture. #J-18808-Ljbffr Sabre Systems
- Sabre Systems is seeking a Senior Systems Administrator to design, deploy, and maintain Software Development Environments at the... ...Responsibilities include system administration, cyber security compliance, and troubleshooting in both Linux and Windows environments. The ideal...CyberSenior
$183.6k - $221.6k
Everfox is seeking a Principal Cyber Engineer to support customer-driven requirements and provide advanced design and implementation across... ...least 8 years of experience in cyber engineering. Knowledge in Linux, networking concepts, and excellent communication skills are...CyberSenior$92.3k - $166.85k
...Job Summary Leidos is seeking a highly experienced Linux-focused technical professional to support systems across cloud and on-prem environments. This role requires deep expertise in Linux administration, along with experience in infrastructure, security compliance, and...SeniorImmediate startRelocation packageFlexible hours$70k - $124k
...Linux System Administrator Job Locations US-TN-Arnold AFB Requisition Number 2026-23585 Category Information... ...Administrator Location: Arnold AFB Job Family Code: P - IT / Cyber Security / Network Systems Function/Branch: Engineering...CyberHourly payFull timeContract workFor contractorsLocal area$145k - $190k
A Veteran-Owned Small Business is looking for a System Administrator in Annapolis, Maryland. The role requires expertise in supporting and troubleshooting IT systems, particularly in custom Linux environments. Responsibilities include operational support, user assistance...Senior- Independent Software, Inc. is seeking a Systems Administrator in Annapolis, Maryland. The role involves supporting mission‑critical Linux and mixed environments. Responsibilities include maintaining virtualized infrastructures, automation using Ansible, and ensuring compliance...Senior
$130k - $275k
The Kenjya-Trusant Group, LLC is seeking a Systems Administrator for their Maryland customer support operations. The role includes supporting... ...Citizenship and the necessary security clearance. Experience in Linux and other operating systems is essential. Salary range...Senior- ...firm in Maryland is seeking a Front Line Engineer to support the NSA. The ideal candidate will have extensive experience in system administration and LAN management, along with an active TS/SCI Full Scope Poly clearance. Responsibilities include configuring system software...SeniorShift workNight shift
$202.3k - $273.7k
Praxis Engineering is seeking a Systems Administrator SME in Annapolis Junction, MD. This role involves providing network management and systems administration for High-Performance Computing (HPC) infrastructure. Candidates should have 15+ years of experience, strong skills...Senior$120k - $190k
AV is seeking a System Administrator to support the implementation and maintenance of IT systems. This role involves managing Linux systems, troubleshooting issues, and optimizing system operations in a medium to large enterprise environment. The ideal candidate will have...Senior$100k - $140k
Red Alpha is looking for a Linux System Administrator to join a mission-critical software development effort in Maryland. This role involves performing system administration, monitoring system performance, and supporting overall architecture. Qualified candidates should...Senior- Overview The Linux System Administrator manages the day-to-day operations of Linux servers, ensuring system stability, security, and efficiency. This role involves troubleshooting issues, automating tasks, and supporting development or operations teams. Required Qualifications...Senior
- A government contracting firm is seeking a Senior Linux Systems Administrator to implement and maintain IT systems critical to government operations. Candidates must have a TS/SCI clearance and a strong background in Linux/UNIX as well as 15 years of relevant experience...Senior
- AeroVironment, Inc. is seeking a System Administrator in Maryland. You will provide support for the implementation, troubleshooting, and maintenance of various IT systems while managing Linux dataflow systems and ensuring efficient operations. The ideal candidate will...Senior
- A technology solutions company in Maryland is seeking an experienced Systems Administrator to manage its IT systems. Responsibilities include troubleshooting, system support, and configuration of both UNIX and Windows operating systems. Ideal candidates must have a Top-...Senior
$116.35k - $210.33k
Description Linux Systems Administrators / Engineers are needed across several Leidos prime programs in our Intelligence Sector’s Cyber & Analytics Business Area (CABA). Our talented team is at the forefront of Security Engineering, Computer Network Operations (CNO), Mission...CyberImmediate startRelocation packageFlexible hours- Zachary Piper Solutions is seeking a Senior Systems Administrator with TS/SCI clearance to support complex IT infrastructures across the U.S. This role involves implementing secure systems, maintaining Linux and Windows environments, troubleshooting, and ensuring compliance...SeniorRemote work
$225k - $245k
A cybersecurity solutions provider is seeking an Exploitation Analyst to enhance capabilities in SIGINT and cybersecurity systems. You will be responsible for conducting in-depth target analysis and developing tradecraft in collaboration with a team of experts. Ideal candidates...CyberSenior- Phase2 Technology is seeking a Senior Manager for Cyber Market Leadership to enhance market growth, client engagement, and ensure cybersecurity alignment within U.S. Army initiatives. This role involves leading strategic planning across multiple regions and developing...CyberSenior
$123.5k - $217.7k
Lockheed Martin in Maryland seeks an experienced professional to deliver enterprise-scale systems within the Cyber & Intelligence sector. You'll collaborate with experts to enhance cybersecurity initiatives and work on critical applications using modern technologies. This...CyberSeniorFlexible hours- Systems Products and Solutions, Inc is looking for an IT Cyber Security Specialist in Maryland. The role requires a bachelor's degree and at least eight years of experience, along with TS/SCI clearance. You'll be responsible for conducting vulnerability assessments and...CyberSeniorFull time
$100k - $140k
A day in the life: We are looking for a Linux System Administrator to join a mission critical software development effort that provides automated and assisted data processing, analysis, and reporting to the customer. In this role, you will join an operations support team...SeniorSummer holidayImmediate start- CACI International Inc. is seeking a Cyber Security Control Assessor to support the FEMA Office of the Chief Information Security Officer... .... Responsibilities include conducting assessments, analyzing System Security Plans, and documenting findings to safeguard FEMA's critical...CyberSeniorWork at office
$115k - $190k
Momentum Engineering in Maryland is seeking a Cyber Threat Analyst to support critical cybersecurity operations. This role involves analyzing cyber threat information, identifying adversarial tactics, and collaborating with various teams to enhance security measures. Candidates...CyberSenior- Huntington Ingalls Industries is seeking a Cyber Engineer in Annapolis Junction, MD responsible for leading systems through the Risk Management Framework (RMF) lifecycle. The ideal candidate will ensure compliance with federal cybersecurity policies, manage security controls...CyberSeniorFull time
- IBM is looking for a Senior Strategic Deputy/POM & Budget Integration Officer based in Maryland. The role involves leading high-visibility discussions on cybersecurity and budget processes while acting as a principal liaison within the Department of the Defense. Ideal...CyberSenior
- Iomaxis Llc is seeking a seasoned Senior Systems Engineer in Hanover, Maryland, to contribute to critical national cyber mission objectives. The role involves orchestrating the... ...employees while applying your expertise in Linux operations, Windows Active Directory, and more...CyberSenior
- CACI International Inc. is seeking a Systems Engineer in Maryland focusing on applying engineering principles across the systems life cycle. The candidate will collaborate with stakeholders to address technical issues and ensure project integrity. We require a Bachelor’...CyberSenior
$101.81k - $223.98k
IntelliGenesis LLC® is seeking candidates with extensive experience in network engineering and cyber security. Applicants must have a relevant degree and TS/SCI clearance. The salary ranges from $101,808.35 to $223,978.36, reflecting the complexity of the role. The position...CyberSenior- ...Senior AI Engineer TS/SCI and Poly Required Annapolis Junction, MD Responsibilities: - Architect and implement production-grade AI systems for cyber operations, handling scale and reliability. - Lead technical exploration into novel AI applications...CyberSenior
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